A Russian ballistic missile attack on northeastern Ukraine’s Kharkiv region killed dozens of Western military instructors, state media reported on Tuesday, citing Russia’s Defense Ministry. “[An] Iskander-M missile defense system launched an attack on the temporary deployment point of instructors and mercenaries from Western countries in the locality of Derhachi, Kharkiv region,” the state-run TASS news agency quoted an unnamed defense ministry source as saying. The city of Derhaci is located around 12 kilometers northwest of the Kharkiv region’s capital city. “As a result of the strike, about…